Table 1 Summary of Nutritional Supplement products investigated for Melamine
Overall samples acquired in South Africa | Produced and purchased in South Africa | Imported and purchased in South Africa | ||
|---|---|---|---|---|
(n = 138) | (n = 27) | (n = 50) | ||
Qualitative Assessment Screen | Total No. | 64 | 22 | 29 |
Positives (%) | 47 | 82 | 58 | |
Estimate Concentration (*) | ≥ LLOQ (ng/g) Low | 218 | 513 | 218 |
≥ LLOQ (ng/g) High | 127030 | 127030 | 76419 | |
Median (ng/g) | 6031 | 8860 | 6940 | |